Most people know that different type of bird's nest require different type of preparation times. In this regard, Lo Hong Ka has a team of specialists in the laboratory to monitor the simmering process carefully. This will ensure that its excellent nutrients are not destroyed. To protect the interest of Lo Hong Ka's consumers, laboratory test report regarding the bird's nest concentrate can be obtained for verification purposes at all Lo Hong Ka speciualty stores. Apart from that, we have a team of customer service officers who will be more than willing to help in the area of information and other related matters.